Pedro Andres del Alcazar

Pedro Andres del Alcazar (12 December 1752-28 September 1820) was a Chilean marshal during the Chilean War of Independence. He commanded a Chilean force sent to assist in Jose de San Martin's rise to power in Argentina in 1810, and he later sided with Bernardo O'Higgins during the civil war against Jose Miguel Carrera and his brothers. Alcazar returned to command Chilean troops in Argentina in 1816, and he was executed by the Royalists after being defeated and captured at the Battle of Tarpellanca in 1820.

Biography
Pedro Andres del Alcazar was born in Tucapel, Chile on 12 December 1752, and he joined the Spanish Army dragoons in 1773. He reached the rank of Captain in 1785, and, when the Chilean War of Independence broke out in 1810, he immediately rallied to the Chilean cause. In 1810, he led 200 infantry troops and 100 dragoons to support Jose de San Martin in rising to power in Buenos Aires, Argentina, and, in April 1813, he returned to Chile to defend his homeland from the Royalist threat. He joined Bernardo O'Higgins' faction during the civil war with Jose Miguel Carrera in 1814, and he later broke out of the Royalist encirclement during O'Higgins' defeat at the Disaster of Rancagua. That same year, he returned to commanding troops in Argentina, joining San Martin's liberation army at Mendoza in 1816. He fought at the Battle of Chacabuco in 1817, and, on 28 September 1820 - two days after being defeated and captured by the Royalists at the Battle of Tarpellanca, he and the other patriot prisoners were executed on the orders of the Royalist general Vicente Benavides.